What is Semen Sibling?
1.
When you discover that one of your parents has had sex with the parents of someone you know, that person is now your semen sibling.
I kept wondering why dad keeps on giving rachel wierd looks, turns out he fucked her mother and we're semen siblings.
See
Random Words:
1.
a group of words inserted by 50 cent (a.k.a. curtis jackson) when he panics and doesnt remember how to finish a rhyme
50: uhhh... on my..
1.
1. when a n00b goes beyond n00b to the point where he is suace....only worse hes n00b sauce
2. when a n00b haXors his way up to a high ..